aboutsummaryrefslogtreecommitdiffstats
path: root/arch/blackfin/mach-common/pm.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/blackfin/mach-common/pm.c')
-rw-r--r--arch/blackfin/mach-common/pm.c53
1 files changed, 5 insertions, 48 deletions
diff --git a/arch/blackfin/mach-common/pm.c b/arch/blackfin/mach-common/pm.c
index 6901891905cc..dac51fb06f22 100644
--- a/arch/blackfin/mach-common/pm.c
+++ b/arch/blackfin/mach-common/pm.c
@@ -89,28 +89,15 @@ void bfin_pm_suspend_standby_enter(void)
89#endif /* CONFIG_PM_WAKEUP_GPIO_BY_SIC_IWR */ 89#endif /* CONFIG_PM_WAKEUP_GPIO_BY_SIC_IWR */
90} 90}
91 91
92
93/* 92/*
94 * bfin_pm_prepare - Do preliminary suspend work. 93 * bfin_pm_valid - Tell the PM core that we only support the standby sleep
95 * @state: suspend state we're entering. 94 * state
95 * @state: suspend state we're checking.
96 * 96 *
97 */ 97 */
98static int bfin_pm_prepare(suspend_state_t state) 98static int bfin_pm_valid(suspend_state_t state)
99{ 99{
100 int error = 0; 100 return (state == PM_SUSPEND_STANDBY);
101
102 switch (state) {
103 case PM_SUSPEND_STANDBY:
104 break;
105
106 case PM_SUSPEND_MEM:
107 return -ENOTSUPP;
108
109 default:
110 return -EINVAL;
111 }
112
113 return error;
114} 101}
115 102
116/* 103/*
@@ -135,38 +122,8 @@ static int bfin_pm_enter(suspend_state_t state)
135 return 0; 122 return 0;
136} 123}
137 124
138/*
139 * bfin_pm_finish - Finish up suspend sequence.
140 * @state: State we're coming out of.
141 *
142 * This is called after we wake back up (or if entering the sleep state
143 * failed).
144 */
145static int bfin_pm_finish(suspend_state_t state)
146{
147 switch (state) {
148 case PM_SUSPEND_STANDBY:
149 break;
150
151 case PM_SUSPEND_MEM:
152 return -ENOTSUPP;
153
154 default:
155 return -EINVAL;
156 }
157
158 return 0;
159}
160
161static int bfin_pm_valid(suspend_state_t state)
162{
163 return (state == PM_SUSPEND_STANDBY);
164}
165
166struct platform_suspend_ops bfin_pm_ops = { 125struct platform_suspend_ops bfin_pm_ops = {
167 .prepare = bfin_pm_prepare,
168 .enter = bfin_pm_enter, 126 .enter = bfin_pm_enter,
169 .finish = bfin_pm_finish,
170 .valid = bfin_pm_valid, 127 .valid = bfin_pm_valid,
171}; 128};
172 129